﻿#region License
//-----------------------------------------------------------------------------
// Copyright (c) 2008, Aaron MacDougall, Daniel Jeffery
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// * Neither the name of Aaron MacDougall or Daniel Jeffery nor the names of its contributors may
//   be used to endorse or promote products derived from this software without
//   specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//-----------------------------------------------------------------------------
#endregion

#region Using Statements
using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Xna.Framework.Graphics;
using System.Collections;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework;
#endregion

namespace Agro2D
{
    public class DebugText
    {
        #region Cstors/Dstors
        public DebugText()
        {
        }
        #endregion

        #region Singleton Methods
        public static DebugText Instance
        {
            get
            {
                return instance;
            }
        }
        #endregion

        #region Public Interface
        public void Load( string fontName, ContentManager content )
        {
            mFont = content.Load<SpriteFont>( fontName );
        }

        Vector2 FontPos;
        public void Draw( SpriteBatch batch, Vector2 position )
        {
            if( !mVisible )
                return;

            string output = "";
            foreach( DictionaryEntry de in mDebugText )
                output += de.Key + " " + (string)de.Value + "\n";
            FontPos.X = position.X;
            FontPos.Y = position.Y;
            // Draw the string
            batch.DrawString( mFont, output, FontPos, Color,
                0.0f, new Vector2( 0, 0 ), 1.0f, SpriteEffects.None, 0.5f );
        }

        public void DelLine( string id )
        {
            mDebugText.Remove( id );
        }

        public void Write( string id, string text )
        {
            // Doesnt contain
            if( !mDebugText.ContainsKey( id ) )
                mDebugText.Add( id, text );
            else
                mDebugText[id] = text;
        }
        #endregion

        #region Properties
        public bool Visible
        {
            get { return mVisible; }
            set { mVisible = value; }
        }
        public Color Color
        {
            get { return mColour; }
            set { mColour = value; }
        }
        #endregion

        #region Attributes
        private static readonly DebugText instance = new DebugText();
        SpriteFont mFont;
        Hashtable mDebugText = new Hashtable();
        Color mColour = Color.White;
        bool mVisible = true;
        #endregion
    }
}
